Details on causes of DTC P0171 and troubleshooting steps. Common fixes
include cleaning the MAF sensor and repairing for vacuum leaks.
Feb 11, 2014 ... Scotty Kilmer, mechanic for the last 46 years, shows how you can fix a car that
hesitates when accelerating. If your check engine light is on, and ...
May 16, 2013 ... Diagnosis of P0171 or P0174 Lean Code / Codes ..... I have a 13 Chevy sonic
turbo running a p0171 code and from what I can see the gasket ...
The OBDII trouble code P0171 - System Too Lean (Bank 1) means that the
engine air-fuel mixture is too lean, or there is too much air and too little fuel.
Driving a ...
Jan 14, 2016 ... If the P0171 is combined with the P0174 code, it's very likely that the problem is
caused by an intake leak. If there are no intake leaks, the next ...
Check engine light help for code P0171 including code description, possible
causes and diagnostic aids.
Possible Causes and Repair Information for P0171 code. Learn what does
P0171 means? P0171 System Too Lean Bank 1.
Jan 4, 2013 ... P0171 and P0174 I know this is long, but if you've had these codes, please read
the entire post as it will explain EXACTLY what and why which ...
Feb 11, 2014 ... My 2003 Toyota Corolla's Check Engine Light came on. I read the codes using
an OBD code reader and got P0171 - System Too Lean (Bank ...
P0171 is a System Too Lean (Bank 1), which is triggered by the first exhaust
oxygen (02) sensor (aka upstream 02 sensor) on the Bank 1 side of the engine.